Meet Our Team!


Romi, Menegoni, Dental Hygienist

Romi is a very friendly, outgoing individual who enjoys putting a smile on people’s faces. She was born in Sarajevo, Bosnia and moved to America as a child, so she speaks German, Bosnian-Croatian-Serbian, and English (as well as some Spanish).  Romi is very family oriented and enjoys spending her free time hiking and painting. She is dedicated to making our patients comfortable by including them in their treatment and educating them with compassion.





Melissa Fejarang, RDA

Melissa loves the dental field and is in college to become a Dental Hygienist!  She is the oldest of 4 children and enjoys cooking family recipes such as Pesolé & Enchiladas from Mexico and Chicken Keliguen from Guam. 
Melissa has been a competitive gymnast since she was 8 years old, is a San Francisco 49er fan. Her passions are helping people, dancing, swimming, animals, painting, camping, trying new foods, exploring and spending time with her family.





Jacque Guzman, DA

Jacque Guzman studied Dental Assisting at Blake Austin College in Vacaville, California. She graduated in 2014 with honors and received the Leadership Example Award of her class. 
Jacque is an avid learner and enjoys going to the latest education courses with Dr. Siu. Jacque's favorite work here in our office is time spent with new patients at their initial visit.
Jacque is really into music and LOVES comedy shows. She lives in Vacaville with her 2 year old son, Ezekiel. 





Jennifer Okano, Office Manager


Jennifer Okano is our hip office manager. Jennifer is well experienced in her field and has been building patient relationships for a whopping 13 years. She grew up in the bay area and is a proud mother of two little sweethearts. She is our go to girl when it comes to insurances and treatment planning. Jennifer is an avid thrift-er and strongly dislikes dairy products.

Contact Jennifer at